Thanks for using this online dictionary, we have been helping millions of people improve their use of the english language with its free online services. English definition of methene is as below...

Methylene :: Methylene (n.) A hydrocarbon radical, CH2, not known in the free state, but regarded as an essential residue and component of certain derivatives of methane; as, methylene bromide, CH2Br2; -- formerly called also methene..

Methene :: Methene (n.) See Methylene.

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